Prevent Grid header sort icon styles from influencing NumericTextBox placed inside the header area
Fix the broken second+ level arrows in PanelBar.
(cherry picked from commit 85b9008)
PanelBar 2nd+ level items should collapse their siblings with expandMode: single. Closes telerik/kendo-ui-core#144.
Add test.
(cherry picked from commit f6f041e)
Fix the broken iOS loader. Closes telerik/kendo-ui-core#147.
(cherry picked from commit 4d5693b)
Set outline:none to .k-button:focus
Window does not have padding when content is set as template

Conflicts:
	src/kendo.window.js
Remove erronious merge marker
Fix incorrect merge from master